Did you know that the DOD has made it illegal to do waterfall? For the first time in many years the Department of Defence (DOD) in the United States had made a major update to its procurement rules. They can no longer be held accountable for holding up our industry, and being culpable for its inability to move towards agility. The last vestiges of the old ways are gone.

To my understanding there is a frustrating misunderstanding of reality when one thinks that the Product Owner can reject a single story at the Sprint Review. This is the fallacy of the rejected backlog item.